Cases of indigenous people infected with dengue, chikungunya and Zika in…

1. Dengue fever

1.1. Italy

As of December 4, 82 cases the original people Dengue fever has been recorded in Italy in the province Lodi (41 cases), Rome (38 cases in the capital). Rome And 1 box Anzio) And Latina (2 boxes).

1.2. France

Eight hotspots of indigenous transmission Representative of dengue fever 43 cases It was identified in France this year. For each of these outbreaks, entomological and epidemiological investigations as well as vector control measures were immediately implemented.

In the region Provence-Alpes-Côte d’Azur : 3 outbreaks / 16 cases

• An outbreak of 4 cases of dengue fever was identified in Jardin In Bouches-du-Rhône (13), the start dates for signs of these cases range from the second half of July to mid-August. This loop is closed.
• Two cases were discovered in Nice – good In the Maritime Alps (06), the dates of onset of signs of infection range from mid-August to mid-September. Cases have been reported from several possible places of exposure, and NICE remains the most likely hypothesis regarding contamination. This loop is closed.
• 10 cases of infection were discovered in Bolbon In Bouches-du-Rhône (13), the start dates for signs of these cases range from the end of July to the end of September. This loop is closed.

in Occitania : 3 outbreaks / 22 cases
• An outbreak of 11 cases was identified in a limited area of Perpignan In the Eastern Pyrenees (66), the onset of signs of these cases ranges between the end of July and mid-August. This loop is closed.
• An outbreak of 9 cases was identified in Janier In Gard (30). The dates when signs begin to appear in these cases are between the end of August and the end of September. This loop is closed.
• Two outbreaks were identified in Montpellier. These cases began to show signs between mid-September and October 1. This loop is closed.

in Auvergne Rhone-Alpes : Two outbreaks have been identified in Bourg les Valence In Drom (26). Signs of these cases began to appear between late August and mid-September. This loop is closed.

in Ile-de-France : An outbreak of 3 cases has been identified in Lemil Brevan (94). Signs of these cases began to appear in September. This is the primary source of transmission among the indigenous population of Ile-de-France. This loop is closed.

1.3. Spain

in February 2023Germany has reported 2 cases of dengue (one confirmed and 1 probable), as well as 4 cases consistent with epidemiological links, in German residents with a history of travel to… IbizaIn Spain during the incubation period. The confirmed case is a 27-year-old woman who spent August 2022 (23-30) in Ibiza with her partner and 14-month-old daughter; All three began showing symptoms on August 31, but only diagnostic tests were performed on the woman, with her dengue diagnosis confirmed by detection of specific IgM antibodies and viral antigen. The probable case is a 37-year-old woman who traveled to Ibiza, in the same area as the case described, with her partner and 9-year-old son in October 2022 (age 6 to 13). The woman began showing symptoms on October 13, her son on October 12, and her partner on October 15. Only the mother visited health services and the diagnosis of dengue fever was made only by detection of IgM antibodies. Surveillance of imported cases identified a possible index case from Mexico who began showing symptoms on August 11 and remained in the same area as the two cases described between August 11 and August 31.

in CataloniaSpain, Early August 2023The first case of local transmission of dengue fever was detected this year in Tarragona region. Later, in early October, another case was reported in Maresme area. On 20 October, a third suspected case of dengue was reported, also in the Maresme region, which was later laboratory confirmed. Of the three cases, only two required hospitalization and were subsequently sent home.

2. Chikungunya: No cases of chikungunya among indigenous people have been reported this year in Europe, according to the reportECDC.

3. Zika: No cases of the original Zika virus have been reported in France and Italy this year.

Sources: Santé Publique France, FundacionIO, Istituto Superiore di Sanità, European Center for Disease Prevention and Control